Add WRG-11/wrg-sigma-rules to Security section

README.md

@@ -2228,6 +2228,7 @@ Tools for conducting research, surveys, interviews, and data collection.
 
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 - [layervai/qurl-mcp](https://github.com/layervai/qurl-mcp) [![layervai/qurl-mcp MCP server](https://glama.ai/mcp/servers/layervai/qurl-mcp/badges/score.svg)](https://glama.ai/mcp/servers/layervai/qurl-mcp) 📇 ☁️ 🍎 🪟 🐧 - Mint, resolve, audit, and rotate expiring scope-limited access links (qURLs) for AI agents — secure URL gateway for the qURL API. 9 tools (create / resolve / list / get / delete / extend / update / mint-link / batch-create), 3 resources, 3 guided prompts. stdio transport, OIDC-attested npm provenance.
+- [WRG-11/wrg-sigma-rules](https://github.com/WRG-11/wrg-sigma-rules) [![WRG-11/wrg-sigma-rules MCP server](https://glama.ai/mcp/servers/WRG-11/wrg-sigma-rules/badges/score.svg)](https://glama.ai/mcp/servers/WRG-11/wrg-sigma-rules) 🐍 🏠 ☁️ 🍎 🪟 🐧 - Sigma detection rule writing, validation, and conversion (Splunk/Elastic/Kibana/Wazuh) via 3 MCP tools (`draft_rule`, `validate_rule`, `convert_rule`) backed by a 61-rule production corpus across 11 MITRE ATT&CK tactic categories. Standalone server + Claude Code plugin distribution.
 ### 🌐 <a name="social-media"></a>Social Media
 
 Integration with social media platforms to allow posting, analytics, and interaction management. Enables AI-driven automation for social presence.